protected override void CheckStatus()
{
//Get the last postion and time
xn.Point3D lastPosition = _traceHistory.Values[_traceHistory.Values.Count - 1];
float lastTime = _traceHistory.Keys[_traceHistory.Values.Count - 1];
//Initiate push detection if needed
if (!_pushDetecting && _traceHistory.Values.Count >= 2)
{
//Detect if there is push. This is the case if the hand is moving towards the kinect.
if (lastPosition.Z < _previousPoint.Z)
{
_startPoint = _previousPoint;
_startTime = _previousTime;
_pushDetecting = true;
}
}
else
{
//Check if the detecting push is still valid
if (lastPosition.Z < _previousPoint.Z)
{
float change = _startPoint.Z - lastPosition.Z;
float duration = lastTime - _startTime;
System.Diagnostics.Debug.WriteLine("Last Z:" + lastPosition.Z + " - previous Z:" + _previousPoint.Z + " - change" + change);
//Check if the swip is completed.
//This is true if the treshold is passed.
CheckPushCompleted(lastPosition, duration, change, Gestures.Push);
}
else
{
ResetValues();
}
}
_previousPoint = lastPosition;
_previousTime = lastTime;
}
void sessionManager_SessionStart(ref xn.Point3D position)
{
}
void pointControl_PrimaryPointCreate(ref xnv.HandPointContext context, ref xn.Point3D pnt)
{
primaryHand = context;
}
void selectableSlider_PrimaryPointCreate(ref xnv.HandPointContext context, ref xn.Point3D ptFocus)
{
this.SliderArea.BackColor = Color.Red;
}
void sessionManager_SessionStart(ref xn.Point3D position)
{
this.flowRouter.SetActive(this.selectableSlider);
}
private void ResetValues()
{
_pushDetecting = false;
_startPoint = new xn.Point3D();
_startTime = 0;
}